<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="../js/jquery-1.11.3.js"></script>
    <style>
        .big {
           font-size: 3em;
        }
        .red {
            color:red;
        }
    </style>
</head>
<body>
<ul>
    <li class="fruit">Apple</li>
    <li>Tomato</li>
    <li class="fruit">Banana</li>
    <li>Potato</li>
</ul>
<script type="text/javascript">
//    $('li').remove();
    // $('li').remove('.fruit');
</script>

</body>
</html>